Warning: Permanently added '10.128.0.80' (ECDSA) to the list of known hosts. executing program [ 60.947720][ T3147] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 61.327902][ T3147] usb 1-1: config 16 has an invalid interface number: 138 but max is 0 [ 61.338154][ T3147] usb 1-1: config 16 has no interface number 0 [ 61.517820][ T3147] usb 1-1: New USB device found, idVendor=1164, idProduct=0622, bcdDevice=9e.43 [ 61.527401][ T3147] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 61.537420][ T3147] usb 1-1: Product: syz [ 61.542261][ T3147] usb 1-1: Manufacturer: syz [ 61.547428][ T3147] usb 1-1: SerialNumber: syz [ 61.591913][ T3147] pvrusb2: Hardware description: Gotview USB 2.0 DVD 2 executing program [ 61.810270][ T3974] pvrusb2: Invalid write control endpoint [ 61.813392][ T3147] usb 1-1: USB disconnect, device number 2 [ 61.874544][ T3974] pvrusb2: Invalid write control endpoint [ 61.881137][ T3974] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 61.894340][ T3974] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 61.903687][ T3974] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 61.916131][ T3974] pvrusb2: Device being rendered inoperable [ 61.924653][ T3974] cx25840 1-0044: Unable to detect h/w, assuming cx23887 [ 61.933225][ T3974] cx25840 1-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_a) [ 61.944562][ T3974] pvrusb2: Attached sub-driver cx25840 [ 61.959040][ T3974] pvrusb2: Attempted to execute control transfer when device not ok [ 61.968699][ T3974] pvrusb2: Attempted to execute control transfer when device not ok [ 61.980262][ T3974] pvrusb2: Attempted to execute control transfer when device not ok [ 61.988952][ T3974] pvrusb2: Attempted to execute control transfer when device not ok [ 61.998383][ T3974] pvrusb2: Module ID 4 (tuner) for device Gotview USB 2.0 DVD 2 failed to load. Possible missing sub-device kernel module or initialization failure within module. [ 62.040561][ T3974] TUNER: Unable to find symbol tda829x_probe() [ 62.055693][ T3974] DVB: Unable to find symbol tda9887_attach() [ 62.062373][ T3974] tuner: 1-0043: Tuner 4 found with type(s) Radio TV. [ 62.070629][ T3974] pvrusb2: Attached sub-driver tuner [ 62.076563][ T3974] pvrusb2: ***WARNING*** pvrusb2 driver initialization failed due to the failure of one or more sub-device kernel modules. [ 62.091724][ T3974] pvrusb2: You need to resolve the failing condition before this driver can function. There should be some earlier messages giving more information about the problem. [ 62.517598][ T3147] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 62.887613][ T3147] usb 1-1: config 16 has an invalid interface number: 138 but max is 0 [ 62.887645][ T3147] usb 1-1: config 16 has no interface number 0 [ 63.047676][ T3147] usb 1-1: New USB device found, idVendor=1164, idProduct=0622, bcdDevice=9e.43 [ 63.057742][ T3147] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 63.066416][ T3147] usb 1-1: Product: syz [ 63.073193][ T3147] usb 1-1: Manufacturer: syz [ 63.078727][ T3147] usb 1-1: SerialNumber: syz [ 63.133525][ T3147] pvrusb2: Hardware description: Gotview USB 2.0 DVD 2 executing program [ 63.337714][ T3974] pvrusb2: Invalid write control endpoint [ 63.340460][ T3147] usb 1-1: USB disconnect, device number 3 [ 63.380561][ T3974] pvrusb2: Invalid write control endpoint [ 63.388211][ T3974] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 63.399720][ T3974] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 63.411727][ T3974] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 63.422850][ T3974] pvrusb2: Device being rendered inoperable [ 63.429458][ T3974] cx25840 1-0044: Unable to detect h/w, assuming cx23887 [ 63.437135][ T3974] cx25840 1-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_a) [ 63.446676][ T3974] pvrusb2: Attached sub-driver cx25840 [ 63.461008][ T3974] pvrusb2: Attempted to execute control transfer when device not ok [ 63.469312][ T3974] pvrusb2: Attempted to execute control transfer when device not ok [ 63.477735][ T3974] pvrusb2: Attempted to execute control transfer when device not ok [ 63.487296][ T3974] pvrusb2: Attempted to execute control transfer when device not ok [ 63.497497][ T3974] pvrusb2: Module ID 4 (tuner) for device Gotview USB 2.0 DVD 2 failed to load. Possible missing sub-device kernel module or initialization failure within module. [ 63.537952][ T3974] TUNER: Unable to find symbol tda829x_probe() [ 63.555094][ T3974] DVB: Unable to find symbol tda9887_attach() [ 63.561975][ T3974] tuner: 1-0043: Tuner 4 found with type(s) Radio TV. [ 63.571260][ T3974] pvrusb2: Attached sub-driver tuner [ 63.576865][ T3974] pvrusb2: ***WARNING*** pvrusb2 driver initialization failed due to the failure of one or more sub-device kernel modules. [ 63.592663][ T3974] pvrusb2: You need to resolve the failing condition before this driver can function. There should be some earlier messages giving more information about the problem. [ 63.616683][ T3974] ------------[ cut here ]------------ [ 63.623228][ T3974] sysfs group 'power' not found for kobject '1-0044' [ 63.631472][ T3974] WARNING: CPU: 1 PID: 3974 at fs/sysfs/group.c:281 sysfs_remove_group+0x16e/0x280 [ 63.643041][ T3974] Modules linked in: [ 63.647204][ T3974] CPU: 0 PID: 3974 Comm: pvrusb2-context Not tainted 5.13.0-rc3-syzkaller #0 [ 63.658956][ T3974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.671093][ T3974] RIP: 0010:sysfs_remove_group+0x16e/0x280 [ 63.677232][ T3974] Code: 89 e0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 e7 e8 c7 f0 c7 ff 49 8b 14 24 48 c7 c7 40 8c 42 8a 4c 89 f6 31 c0 e8 c2 2e 4c ff <0f> 0b 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 90 e8 7f ff 49 8d 5e 20 [ 63.699493][ T3974] RSP: 0018:ffffc90003b57a68 EFLAGS: 00010246 [ 63.706237][ T3974] RAX: fb922971a1a37b00 RBX: ffff888021938050 RCX: ffff8880233654c0 [ 63.715691][ T3974] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 63.725134][ T3974] RBP: 1ffffffff155cfb8 R08: ffffffff81655632 R09: ffffed1017365f90 [ 63.735067][ T3974] R10: ffffed1017365f90 R11: 0000000000000000 R12: ffff888021938020 [ 63.744260][ T3974] R13: dffffc0000000000 R14: ffffffff8aae7d80 R15: ffff8881445b8658 [ 63.752880][ T3974] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 63.762695][ T3974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.769753][ T3974] CR2: 00007fe1caa16000 CR3: 000000002197e000 CR4: 00000000001506e0 [ 63.778006][ T3974] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.786563][ T3974] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.794995][ T3974] Call Trace: [ 63.798480][ T3974] device_del+0x2ed/0xc10 [ 63.802922][ T3974] ? kill_device+0x150/0x150 [ 63.808186][ T3974] ? klist_dec_and_del+0x15c/0x430 [ 63.813359][ T3974] ? dev_fwnode+0x4c/0x80 [ 63.818006][ T3974] ? device_remove_software_node+0x3d/0x110 [ 63.824121][ T3974] device_unregister+0x1a/0xc0 [ 63.829394][ T3974] __unregister_client+0x6d/0x90 [ 63.835038][ T3974] ? __process_removed_adapter+0x280/0x280 [ 63.841087][ T3974] device_for_each_child+0xeb/0x160 [ 63.846894][ T3974] ? device_is_dependent+0x2f0/0x2f0 [ 63.854310][ T3974] ? del_timer_sync+0x114/0x2b0 [ 63.859866][ T3974] ? radix_tree_lookup+0x23e/0x290 [ 63.865102][ T3974] i2c_del_adapter+0x216/0x690 [ 63.870466][ T3974] pvr2_i2c_core_done+0x55/0xb0 [ 63.876082][ T3974] pvr2_hdw_destroy+0x150/0x2b0 [ 63.881298][ T3974] pvr2_context_destroy+0x7a/0x3c0 [ 63.886452][ T3974] ? pvr2_context_thread_func+0x415/0xb30 [ 63.893173][ T3974] pvr2_context_thread_func+0x41d/0xb30 [ 63.899394][ T3974] ? pvr2_context_global_init+0x60/0x60 [ 63.905572][ T3974] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 63.912114][ T3974] ? init_wait_entry+0xd0/0xd0 [ 63.917076][ T3974] ? _raw_spin_lock+0x40/0x40 [ 63.922106][ T3974] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 63.928907][ T3974] ? _raw_spin_unlock+0x40/0x40 [ 63.934120][ T3974] ? __kthread_parkme+0x148/0x190 [ 63.940676][ T3974] ? pvr2_context_global_init+0x60/0x60 [ 63.946620][ T3974] kthread+0x39a/0x3c0 [ 63.950997][ T3974] ? pvr2_context_global_init+0x60/0x60 [ 63.956846][ T3974] ? kthread_blkcg+0xd0/0xd0 [ 63.961728][ T3147] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 63.969383][ T3974] ret_from_fork+0x1f/0x30 [ 63.974042][ T3974] Kernel panic - not syncing: panic_on_warn set ... [ 63.981094][ T3974] CPU: 1 PID: 3974 Comm: pvrusb2-context Not tainted 5.13.0-rc3-syzkaller #0 [ 63.991453][ T3974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.002448][ T3974] Call Trace: [ 64.005759][ T3974] dump_stack+0x202/0x31e [ 64.010293][ T3974] ? show_regs_print_info+0x12/0x12 [ 64.015528][ T3974] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 64.021408][ T3974] panic+0x2e1/0x850 [ 64.025709][ T3974] ? __kernel_text_address+0x93/0x100 [ 64.031190][ T3974] ? __warn+0x13e/0x270 [ 64.035555][ T3974] ? nmi_panic+0x90/0x90 [ 64.040193][ T3974] ? ret_from_fork+0x1f/0x30 [ 64.045679][ T3974] __warn+0x26a/0x270 [ 64.049763][ T3974] ? sysfs_remove_group+0x16e/0x280 [ 64.055272][ T3974] ? sysfs_remove_group+0x16e/0x280 [ 64.061226][ T3974] report_bug+0x1b1/0x2e0 [ 64.065793][ T3974] handle_bug+0x3d/0x70 [ 64.070604][ T3974] exc_invalid_op+0x16/0x40 [ 64.075373][ T3974] asm_exc_invalid_op+0x12/0x20 [ 64.080363][ T3974] RIP: 0010:sysfs_remove_group+0x16e/0x280 [ 64.086280][ T3974] Code: 89 e0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 e7 e8 c7 f0 c7 ff 49 8b 14 24 48 c7 c7 40 8c 42 8a 4c 89 f6 31 c0 e8 c2 2e 4c ff <0f> 0b 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 90 e8 7f ff 49 8d 5e 20 [ 64.106713][ T3974] RSP: 0018:ffffc90003b57a68 EFLAGS: 00010246 [ 64.112910][ T3974] RAX: fb922971a1a37b00 RBX: ffff888021938050 RCX: ffff8880233654c0 [ 64.121336][ T3974] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 64.129544][ T3974] RBP: 1ffffffff155cfb8 R08: ffffffff81655632 R09: ffffed1017365f90 [ 64.137711][ T3974] R10: ffffed1017365f90 R11: 0000000000000000 R12: ffff888021938020 [ 64.145884][ T3974] R13: dffffc0000000000 R14: ffffffff8aae7d80 R15: ffff8881445b8658 [ 64.154457][ T3974] ? wake_up_klogd+0xb2/0xf0 [ 64.159177][ T3974] ? sysfs_remove_group+0x16e/0x280 [ 64.164749][ T3974] device_del+0x2ed/0xc10 [ 64.169471][ T3974] ? kill_device+0x150/0x150 [ 64.174169][ T3974] ? klist_dec_and_del+0x15c/0x430 [ 64.179501][ T3974] ? dev_fwnode+0x4c/0x80 [ 64.183941][ T3974] ? device_remove_software_node+0x3d/0x110 [ 64.190169][ T3974] device_unregister+0x1a/0xc0 [ 64.194944][ T3974] __unregister_client+0x6d/0x90 [ 64.200177][ T3974] ? __process_removed_adapter+0x280/0x280 [ 64.206166][ T3974] device_for_each_child+0xeb/0x160 [ 64.212189][ T3974] ? device_is_dependent+0x2f0/0x2f0 [ 64.217587][ T3974] ? del_timer_sync+0x114/0x2b0 [ 64.222531][ T3974] ? radix_tree_lookup+0x23e/0x290 [ 64.227671][ T3974] i2c_del_adapter+0x216/0x690 [ 64.232718][ T3974] pvr2_i2c_core_done+0x55/0xb0 [ 64.237666][ T3974] pvr2_hdw_destroy+0x150/0x2b0 [ 64.242715][ T3974] pvr2_context_destroy+0x7a/0x3c0 [ 64.248148][ T3974] ? pvr2_context_thread_func+0x415/0xb30 [ 64.254213][ T3974] pvr2_context_thread_func+0x41d/0xb30 [ 64.260238][ T3974] ? pvr2_context_global_init+0x60/0x60 [ 64.266022][ T3974] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 64.272044][ T3974] ? init_wait_entry+0xd0/0xd0 [ 64.277025][ T3974] ? _raw_spin_lock+0x40/0x40 [ 64.281821][ T3974] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 64.288162][ T3974] ? _raw_spin_unlock+0x40/0x40 [ 64.293051][ T3974] ? __kthread_parkme+0x148/0x190 [ 64.298559][ T3974] ? pvr2_context_global_init+0x60/0x60 [ 64.304124][ T3974] kthread+0x39a/0x3c0 [ 64.308577][ T3974] ? pvr2_context_global_init+0x60/0x60 [ 64.314217][ T3974] ? kthread_blkcg+0xd0/0xd0 [ 64.318903][ T3974] ret_from_fork+0x1f/0x30 [ 64.325237][ T3974] Kernel Offset: disabled [ 64.329822][ T3974] Rebooting in 86400 seconds..